2569528145 has 16 divisors (see below), whose sum is σ = 3224016000. Its totient is φ = 1962263424.

The previous prime is 2569528103. The next prime is 2569528153. The reversal of 2569528145 is 5418259652.

2569528145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2569528145 - 2⁸ = 2569527889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2569528145.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34997 + ... + 79773.

It is an arithmetic number, because the mean of its divisors is an integer number (201501000).

Almost surely, 2^2569528145 is an apocalyptic number.

It is an amenable number.

2569528145 is a deficient number, since it is larger than the sum of its proper divisors (654487855).

2569528145 is a wasteful number, since it uses less digits than its factorization.

2569528145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45304.

The product of its digits is 864000, while the sum is 47.

The square root of 2569528145 is about 50690.5133629558. The cubic root of 2569528145 is about 1369.6758330470.

The spelling of 2569528145 in words is "two billion, five hundred sixty-nine million, five hundred twenty-eight thousand, one hundred forty-five".